1/* Interface for functions using gregset and fpregset types.
2   Copyright 2000, 2002 Free Software Foundation, Inc.
3
4   This file is part of GDB.
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2 of the License, or
9   (at your option) any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program; if not, write to the Free Software
18   Foundation, Inc., 59 Temple Place - Suite 330,
19   Boston, MA 02111-1307, USA.  */
20
21#ifndef GREGSET_H
22#define GREGSET_H
23
24#ifndef GDB_GREGSET_T
25#define GDB_GREGSET_T gregset_t
26#endif
27
28#ifndef GDB_FPREGSET_T
29#define GDB_FPREGSET_T fpregset_t
30#endif
31
32typedef GDB_GREGSET_T gdb_gregset_t;
33typedef GDB_FPREGSET_T gdb_fpregset_t;
34
35/* A gregset is a data structure supplied by the native OS containing
36   the general register values of the debugged process.  Usually this
37   includes integer registers and control registers.  An fpregset is a
38   data structure containing the floating point registers.  These data
39   structures were originally a part of the /proc interface, but have
40   been borrowed or copied by other GDB targets, eg. GNU/Linux.  */
41
42/* Copy register values from the native target gregset/fpregset
43   into GDB's internal register cache.  */
44
45extern void supply_gregset (gdb_gregset_t *gregs);
46extern void supply_fpregset (gdb_fpregset_t *fpregs);
47
48/* Copy register values from GDB's register cache into
49   the native target gregset/fpregset.  If regno is -1,
50   copy all the registers.  */
51
52extern void fill_gregset (gdb_gregset_t *gregs, int regno);
53extern void fill_fpregset (gdb_fpregset_t *fpregs, int regno);
54
55#ifdef FILL_FPXREGSET
56/* GNU/Linux i386: Copy register values between GDB's internal register cache
57   and the i386 extended floating point registers.  */
58
59#ifndef GDB_FPXREGSET_T
60#define GDB_FPXREGSET_T elf_fpxregset_t
61#endif
62
63typedef GDB_FPXREGSET_T gdb_fpxregset_t;
64
65extern void supply_fpxregset (gdb_fpxregset_t *fpxregs);
66extern void fill_fpxregset (gdb_fpxregset_t *fpxregs, int regno);
67#endif
68
69#endif
70